Results 11 to 20 of about 824,647 (276)

The minimal exponent and k-rationality for local complete intersections [PDF]

open access: yesJournal de l'École polytechnique. Mathématiques, 2022
We show that if $Z$ is a local complete intersection subvariety of a smooth complex variety $X$, of pure codimension $r$, then $Z$ has $k$-rational singularities if and only if $\widetilde{\alpha}(Z)>k+r$, where $\widetilde{\alpha}(Z)$ is the minimal ...
Qianyu Chen, B. Dirks, Mircea Mustactua
semanticscholar   +1 more source

A new class of double phase variable exponent problems: Existence and uniqueness [PDF]

open access: yesJournal of Differential Equations, 2021
In this paper we introduce a new class of quasilinear elliptic equations driven by the so-called double phase operator with variable exponents. We prove certain properties of the corresponding Musielak-Orlicz Sobolev spaces (an equivalent norm, uniform ...
Ángel Crespo-Blanco   +3 more
semanticscholar   +1 more source

FP8 Quantization: The Power of the Exponent [PDF]

open access: yesNeural Information Processing Systems, 2022
When quantizing neural networks for efficient inference, low-bit integers are the go-to format for efficiency. However, low-bit floating point numbers have an extra degree of freedom, assigning some bits to work on an exponential scale instead.
Andrey Kuzmin   +5 more
semanticscholar   +1 more source

Modality-specific tracking of attention and sensory statistics in the human electrophysiological spectral exponent

open access: yesbioRxiv, 2021
A hallmark of electrophysiological brain activity is its 1/f-like spectrum – power decreases with increasing frequency. The steepness of this “roll-off” is approximated by the spectral exponent, which in invasively recorded neural populations reflects ...
Leonhard Waschke   +6 more
semanticscholar   +1 more source

Behavioral and cognitive correlates of the aperiodic (1/f-like) exponent of the EEG power spectrum in adolescents with and without ADHD

open access: yesDevelopmental Cognitive Neuroscience, 2021
Highlights • Disrupted information processing may be reflected in a “flattened” EEG power spectrum.• We examined the link between aperiodic activity, cognition, and adolescent ADHD.• ADHD was related to smaller exponents, indicating disrupted information
Brendan D. Ostlund   +3 more
semanticscholar   +1 more source

The role of the power law exponent in wind energy assessment: A global analysis

open access: yesInternational Journal of Energy Research, 2021
The power law is most often applied to extrapolate the near‐surface wind speed to the wind turbine hub height. Due to variations of the meteorological conditions, the power law exponent varies over time. Usually, no long‐term wind speed measurements from
Christopher Jung, D. Schindler
semanticscholar   +1 more source

Modified cosmology from extended entropy with varying exponent [PDF]

open access: yesThe European Physical Journal C, 2019
We present a modified cosmological scenario that arises from the application of non-extensive thermodynamics with varying exponent. We extract the modified Friedmann equations, which contain new terms quantified by the non-extensive exponent, possessing ...
S. Nojiri, S. Odintsov, E. Saridakis
semanticscholar   +1 more source

Lyapunov Exponent and Out-of-Time-Ordered Correlator's Growth Rate in a Chaotic System. [PDF]

open access: yesPhysical Review Letters, 2016
It was proposed recently that the out-of-time-ordered four-point correlator (OTOC) may serve as a useful characteristic of quantum-chaotic behavior, because, in the semiclassical limit ℏ→0, its rate of exponential growth resembles the classical Lyapunov ...
E. Rozenbaum, S. Ganeshan, V. Galitski
semanticscholar   +1 more source

Method of determining the exponent in the formula to predict yielding and maximum capacity under combined stress for bending moment‐resisting joints with drift‐pins

open access: yesJapan Architectural Review, 2023
An engineering judgment is often used to determine the exponent of the verification formula for combined stresses applied to moment‐resisting joints using drift‐pins. In this study, the exponent was determined based on a mechanical model.
Ryuki Odani   +2 more
doaj   +1 more source

Exposure of laboratory animals to small air ions: a systematic review of biological and behavioral studies

open access: yesBioMedical Engineering OnLine, 2018
Background Air ions are molecules of air that have become ionized—that is, they have either lost or gained an electrical charge. Past speculation has suggested that exposure to positive air ions may be harmful to one’s health, while exposure to negative ...
William H. Bailey   +2 more
doaj   +1 more source

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